. >> it is dark in there, it is wet and it was -- not necessarily a safe environment to walk in. we went there and just took a quick look to see if we can quickly determine what the cause was or get an idea. we were really weren't able to from what we saw yesterday. we just need to get some lighting in there. that's what they're doing today is moving it to the shipyard so we can get lighting and operate safely within the engine room space. >> reporter: patrick says whatever happened, that fire flashed like that, seen on a television monitor, they also point out that it appears the fire was not that big, but it was in exactly the wrong place and might have taken out a major circuit or major wire, which is why that little fire took out the power to an entire huge ship. they do have block back boxes o vessel. the investigation takes 8 to 12 months. >> that's a long time. so the investigation begins as does the cleaning. martin savidge in mobile, thank you. >>> any minute, president obama addressing gun violence in his hometown of chicago. we'll take you there live. ♪ [ acoustic gu